[PATCH wayland] introduce new headers wayland-client/server-core.h

[Giulio Camuffo]

2015-04-28 9:29 GMT+03:00 Marek Chalupa <mchqwerty at gmail.com>:
>
>
> On Mon, Apr 27, 2015 at 4:06 PM, Giulio Camuffo <giuliocamuffo at gmail.com>
> wrote:
>>
>> 2015-04-27 21:53 GMT+03:00 Bill Spitzak <spitzak at gmail.com>:
>> > On 04/26/2015 11:48 PM, Marek Chalupa wrote:
>> >
>> >>
>> >> Is the --include-core-headers option necessary? Until now the scanner
>> >> included wayland-client/server.h
>> >> which included the %-protocol.h, but since there are inclusion guards,
>> >> the protocol header was not
>> >> included again - so including wayland-client/server.h is the same as
>> >> including wayland-client/server-core.h, isn't it?
>> >> So including the core headers should be good for all cases.
>>
>> The problem is when you have an extension.xml, and generate
>> extension-client-protocol.h. Then you have some preexisting code
>> including that and relying on it including wayland-client.h and then
>> wayland-client-protocol.h, and if you use something from that it will
>> not build anymore, because wayland-client-core.h doesn't include it.
>>
>
> True...
> So when you want to include only core file and not whole
> wayland-client/server.h in generated headers?

When you are writing new code or porting some old one, and you want to
use a wayland.xml from a different version than the libwayland.

--
Giulio

>
>>
>> >
>> >
>> > Even if there is a reason to not include the core headers (I don't see
>> > it,
>> > however) it certainly would be the default to include them. Therefore
>> > the
>> > switch should at least be reversed so no switch means to include them.
>>
>> No, because it would then not be backward compatible, breaking the
>> sole reason the switch exists for.
>
>
> Thanks,
> Marek
>